IB Biology Year 2 / IHS
Process
ALTERING ALLELE FREQUENCIES
Directions: first, make a page-sized replica of the table below in your journal.
Then, use Neil 9e sections 23.3 & 23.4 to fill it in. (pp. 480-82 needed for Natural
Selection.)
Process
Description and, if
appropriate, names
of different types
Predicted effect on
a population’s
genetic structure
Example(s)
Mutation
Nonrandom
mating
Natural
selection
Genetic
drift
Gene flow
appropriate, names
of different types
a population’s
genetic structure
Example(s)
Mutation
Nonrandom
mating
Natural
selection
Genetic
drift
Gene flow
IB Biology Year 2 / IHS
ALTERING ALLELE FREQUENCIES
Directions: first, make a page-sized replica of the table below in your journal.
Then, use Neil 9e sections 23.3 & 23.4 to fill it in. (pp. 480-82 needed for Natural
Selection.)
Process
Mutation
Nonrandom
mating
Natural
selection
Genetic
drift
Gene flow
IB Biology Year 2 / IHS
ALTERING ALLELE FREQUENCIES
Directions: first, make a page-sized replica of the table below in your journal.
Then, use Neil 9e sections 23.3 & 23.4 to fill it in. (pp. 480-82 needed for Natural
Selection.)
Description and, if
Predicted effect on
Description and, if
appropriate, names
of different types
Predicted effect on
a population’s
genetic structure
Example(s)
IB Biology Year 2 / IHS
ALTERING ALLELE FREQUENCIES
Directions: first, make a page-sized replica of the table below in your journal.
Then, use Neil 9e sections 23.3 & 23.4 to fill it in. (pp. 480-82 needed for Natural
Selection.)
Process
Mutation
Nonrandom
mating
Natural
selection
Genetic
drift
Gene flow
Description and, if
appropriate, names
of different types
Predicted effect on
a population’s
genetic structure
Example(s)